Nano Zinc oxide ntụ ntụ Znopowder / Nanoparticles

Nkọwa mkpụmkpụ:

1.Name: Zinc Oxide Nano Zno Zno
2.Pist: 99.9% min
3.Papperacne: ntụ ntụ
4.Paricle nha: 20nm, 50nm, 500nm, 1UM, wdg
5.BERE ọrụ


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